Currently, the Shenzhen Internet of Things Expo (IoTExpo) is in full swing. On July 30, at the Shenzhen LoRa Internet of Things Summit Forum, the conference room was packed, indicating a high level of interest; however, NB-IoT seemed somewhat isolated, as there were no dedicated seminars or forums on NB-IoT at this expo. So we … Read more
When deploying a LoRaWAN network, correctly selecting the frequency is one of the key factors to ensure network reliability and performance. This article will delve into the importance of LoRaWAN gateway frequency selection, as well as how to effectively plan frequencies in practical applications. LoRaWAN networks can operate on multiple frequency bands, which are typically … Read more
In recent years, with the rapid development of IoT applications and markets, various IoT technologies have emerged and accelerated, leading to an increasing demand for low-cost, high-performance IoT connectivity technologies. Meanwhile, traditional small wireless technologies have stagnated in the past decade, gradually failing to meet market demands. To address this need, Semtech has developed the … Read more
Click the image above to follow “Chuangxue Electronics” for easy learning of electronics knowledge. Chuangxue Electronics Subscription Daily updates of technical articles in the electronics industry and the latest news on microcontrollers for easy learning anytime, anywhere. This article does not encourage imitation; it merely shares the advanced functions of oscilloscopes. Similar methods include short-circuiting … Read more
01 Introduction How to correctly use instruments and meters is a necessary requirement for every engineer, especially for oscilloscopes. Many people do not pay attention to isolation and other restrictions, leading to incidents such as exploding probes. So what unsafe operations are there when using oscilloscopes? 02 Unsafe Operation: Floating Measurements Some engineers have a … Read more
X-Y display, also known as a scatter plot or cross-plot, provides a method for plotting one trace against another. This type of display can be used to compare two waveforms and show the relationship between them. A third parameter, such as frequency of occurrence, can be added to the two-dimensional plot as a variation in … Read more
Table of Contents: OverviewBasic Color Theory and Color Gamut MonitoringWhat is HSL Color SpaceDefining Legal and Effective Color GamutColor Gamut and Amplitude MonitoringIntroducing Waveform and Vector ScopesUsing Waveform Scopes to Determine Color BalanceVector ScopesOverview:Have you ever been asked by a director to fix a few bad shots? Have you ever tried to improve the final … Read more
One of the fundamental issues when using an oscilloscope is how to stabilize the displayed waveform. This article explains what norm and auto mean on the mode selection switch of an oscilloscope. This involves the triggering operation, which is a skill that is relatively difficult to master when using an oscilloscope because it relates to … Read more
Are you still searching for the keys on the oscilloscope’s front panel one by one to find the storage function? Then starting a complicated series of operations just to store a waveform! The ZDS2022 oscilloscope will brighten your day with its one-button waveform storage! At this moment, the oscilloscope screen displays a triggered waveform of … Read more
Steps for Using an Oscilloscope: An oscilloscope can observe various electrical signal amplitudes changing over time, and based on this, it can be used to measure parameters such as voltage, time, frequency, phase difference, and modulation depth. Below are the steps for using an oscilloscope to observe electrical signal waveforms. 1. Select Y-axis Coupling Method … Read more